<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>404 Not Found</title>
    <style>
        @import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700&display=swap');

        body {
            margin: 0;
            padding: 0;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
            background-color: #0f0f0f;
            color: #00ff00;
            font-family: 'Orbitron', sans-serif;
            overflow: hidden;
        }

        .container {
            text-align: center;
            animation: glitch 1s linear infinite;
        }

        h1 {
            font-size: 5rem;
            margin: 0;
        }

        p {
            font-size: 1.2rem;
        }

        @keyframes glitch {
            0% {
                clip: rect(90px, 9999px, 91px, 0);
                transform: skew(0.5deg);
            }
            10% {
                clip: rect(15px, 9999px, 56px, 0);
                transform: skew(0.2deg);
            }
            20% {
                clip: rect(50px, 9999px, 80px, 0);
                transform: skew(0.3deg);
            }
            30% {
                clip: rect(120px, 9999px, 135px, 0);
                transform: skew(0.1deg);
            }
            40% {
                clip: rect(10px, 9999px, 50px, 0);
                transform: skew(0.4deg);
            }
            50% {
                clip: rect(80px, 9999px, 100px, 0);
                transform: skew(0.3deg);
            }
            60% {
                clip: rect(55px, 9999px, 75px, 0);
                transform: skew(0.1deg);
            }
            70% {
                clip: rect(90px, 9999px, 110px, 0);
                transform: skew(0.3deg);
            }
            80% {
                clip: rect(30px, 9999px, 60px, 0);
                transform: skew(0.2deg);
            }
            90% {
                clip: rect(70px, 9999px, 90px, 0);
                transform: skew(0.4deg);
            }
            100% {
                clip: rect(40px, 9999px, 70px, 0);
                transform: skew(0.1deg);
            }
        }

        .glitch::before,
        .glitch::after {
            content: attr(data-text);
            position: absolute;
            left: 0;
            width: 100%;
            height: 100%;
        }

        .glitch::before {
            left: 2px;
            text-shadow: -1px 0 red;
            background: rgba(255, 255, 255, 0.1);
            animation: glitch-top 1s infinite linear alternate-reverse;
        }

        .glitch::after {
            left: -2px;
            text-shadow: -1px 0 blue;
            background: rgba(255, 255, 255, 0.1);
            animation: glitch-bottom 1s infinite linear alternate-reverse;
        }

        @keyframes glitch-top {
            0% {
                clip: rect(0, 900px, 0, 0);
                transform: translate(-20px, -10px);
            }
            20% {
                clip: rect(0, 900px, 30px, 0);
                transform: translate(20px, 10px);
            }
            40% {
                clip: rect(0, 900px, 60px, 0);
                transform: translate(-20px, 0px);
            }
            60% {
                clip: rect(0, 900px, 90px, 0);
                transform: translate(20px, -10px);
            }
            80% {
                clip: rect(0, 900px, 120px, 0);
                transform: translate(-20px, 10px);
            }
            100% {
                clip: rect(0, 900px, 150px, 0);
                transform: translate(20px, 0px);
            }
        }

        @keyframes glitch-bottom {
            0% {
                clip: rect(150px, 900px, 150px, 0);
                transform: translate(20px, 10px);
            }
            20% {
                clip: rect(120px, 900px, 150px, 0);
                transform: translate(-20px, -10px);
            }
            40% {
                clip: rect(90px, 900px, 150px, 0);
                transform: translate(20px, 0px);
            }
            60% {
                clip: rect(60px, 900px, 150px, 0);
                transform: translate(-20px, 10px);
            }
            80% {
                clip: rect(30px, 900px, 150px, 0);
                transform: translate(20px, -10px);
            }
            100% {
                clip: rect(0px, 900px, 150px, 0);
                transform: translate(-20px, 0px);
            }
        }
    </style>
</head>
<body>
    <div class="container glitch" data-text="404 NOT FOUND">
        <h1>404</h1>
        <p>NOT FOUND</p>
        <p>页面未找到</p>
    </div>
</body>
</html>